Opening and closing 
Vehicle key set 
COl Introduction 
This chapter contains information  on the following subjects: 
Vehicle key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Indicator lamp in the remote control key . . . . . 38 Replacing the battery . . . . . . . . . . . . . 38 Synchronising the remote control key . . . . . . . 39 
Additional Information and warnings: 
• Settings in the Volkswagen information system 24 
• Central locking system 39 
• Starting and stopping the engine 257 
• Consumer information 404 
• Manual opening and closing 413 
A DANGER . 
Swallowing batteries with a diameter of 20 mm or other lithium batteries can result In severe or even fatal injuries within a very short period of time. 
• Always keep the vehicle key, key ring with batteries, spare batteries, round cells and other batteries that are larger than 20 mm out of the reach of children. 
• Call for medical help Immediately you sus-pect that someone has swallowed a battery. 
36 Before tho journey 
A WARNING 
Careless or unsupervised use of the vehicle key can lead to accidents or injuries. 
• Always take all vehicle keys with you ev-ery time you leave the vehicle. Children or third parties could lock the doors and tail-gate, start the engine or switch on the igni-tion and thus operate electrical equipment, such as the electric windows. 
• Never leave children or people requiring assistance alone In the vehicle. They could become trapped In the vehicle in an emergen-cy and may not be able to get themselves to safety. For example, locked vehicles may be subjected to very high or very low tempera-tures, according to season. This can  cause serious Injuries and Illness or fatalities, espe-cially for small children. 
A WARNING 
Improper use of the vehicle key could lead to the engine being switched off and the steer-Ing lock engaging, which would render the vehicle unsteerable. 
• Never remove the vehicle key from the Ig-nition lock when the vehicle Is In motion. 
• When folding out the key bit, ensure that lt Is folded out completely and engaged fully. 
• Never attach heavy objects to the vehicle key. Attach only light objects, If at all, such as a key fob with up to five house keys. <